Personal digital assistant



FIG. 1 is a top, front and right side perspective view of a personal digital assistant according to our design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a rear elevational view;

FIG. 5 is a bottom plan view;

FIG. 6 is a right side elevational view;

FIG. 7 is a left side elevational view;

FIG. 8 is a top, front and right side perspective view of the personal digital assistant hereof with the control panel slid forwardly of the display;

FIG. 9 is a top plan view thereof;

FIG. 10 is a right side elevational view thereof; and,

FIG. 11 is a left side elevational view thereof. 

The ornamental design for a personal digital assistant, as shown and described. 